root/include/dt-bindings/sound/cs42l42.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * cs42l42.h -- CS42L42 ALSA SoC audio driver DT bindings header
   4  *
   5  * Copyright 2016 Cirrus Logic, Inc.
   6  *
   7  * Author: James Schulman <james.schulman@cirrus.com>
   8  * Author: Brian Austin <brian.austin@cirrus.com>
   9  * Author: Michael White <michael.white@cirrus.com>
  10  */
  11 
  12 #ifndef __DT_CS42L42_H
  13 #define __DT_CS42L42_H
  14 
  15 /* HPOUT Load Capacity */
  16 #define CS42L42_HPOUT_LOAD_1NF          0
  17 #define CS42L42_HPOUT_LOAD_10NF         1
  18 
  19 /* HPOUT Clamp to GND Override */
  20 #define CS42L42_HPOUT_CLAMP_EN          0
  21 #define CS42L42_HPOUT_CLAMP_DIS         1
  22 
  23 /* Tip Sense Inversion */
  24 #define CS42L42_TS_INV_DIS                      0
  25 #define CS42L42_TS_INV_EN                       1
  26 
  27 /* Tip Sense Debounce */
  28 #define CS42L42_TS_DBNCE_0                      0
  29 #define CS42L42_TS_DBNCE_125                    1
  30 #define CS42L42_TS_DBNCE_250                    2
  31 #define CS42L42_TS_DBNCE_500                    3
  32 #define CS42L42_TS_DBNCE_750                    4
  33 #define CS42L42_TS_DBNCE_1000                   5
  34 #define CS42L42_TS_DBNCE_1250                   6
  35 #define CS42L42_TS_DBNCE_1500                   7
  36 
  37 /* Button Press Software Debounce Times */
  38 #define CS42L42_BTN_DET_INIT_DBNCE_MIN          0
  39 #define CS42L42_BTN_DET_INIT_DBNCE_DEFAULT      100
  40 #define CS42L42_BTN_DET_INIT_DBNCE_MAX          200
  41 
  42 #define CS42L42_BTN_DET_EVENT_DBNCE_MIN         0
  43 #define CS42L42_BTN_DET_EVENT_DBNCE_DEFAULT     10
  44 #define CS42L42_BTN_DET_EVENT_DBNCE_MAX         20
  45 
  46 /* Button Detect Level Sensitivities */
  47 #define CS42L42_NUM_BIASES              4
  48 
  49 #define CS42L42_HS_DET_LEVEL_15         0x0F
  50 #define CS42L42_HS_DET_LEVEL_8          0x08
  51 #define CS42L42_HS_DET_LEVEL_4          0x04
  52 #define CS42L42_HS_DET_LEVEL_1          0x01
  53 
  54 #define CS42L42_HS_DET_LEVEL_MIN        0
  55 #define CS42L42_HS_DET_LEVEL_MAX        0x3F
  56 
  57 /* HS Bias Ramp Rate */
  58 
  59 #define CS42L42_HSBIAS_RAMP_FAST_RISE_SLOW_FALL         0
  60 #define CS42L42_HSBIAS_RAMP_FAST                        1
  61 #define CS42L42_HSBIAS_RAMP_SLOW                        2
  62 #define CS42L42_HSBIAS_RAMP_SLOWEST                     3
  63 
  64 #define CS42L42_HSBIAS_RAMP_TIME0                       10
  65 #define CS42L42_HSBIAS_RAMP_TIME1                       40
  66 #define CS42L42_HSBIAS_RAMP_TIME2                       90
  67 #define CS42L42_HSBIAS_RAMP_TIME3                       170
  68 
  69 #endif /* __DT_CS42L42_H */